Kanji 無 nothingness, none, ain't 窮 hard up, destitute, suffer Related words 永えい 遠えん 永遠 is the common word for 'eternity' in everyday and formal contexts. 無窮 is more literary and emphasizes boundlessness or inexhaustibility, often with a classical or philosophical tone.
無む 限げん 無限 means 'infinite' or 'limitless' and is widely used in mathematics and daily speech. 無窮 is more abstract and poetic, less common in technical contexts.
Etymology From Middle Chinese-derived elements 無 (mu, 'without') and 窮 (kyū, 'end, limit'). The exact historical derivation is uncertain, but the compound follows classical Chinese word formation patterns.
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